function _exif_get_field_widget_retrieve_image_field_default_value

Calculate default value for settings form of widget.

Parameters

array $widget:

array $image_fields:

Return value

string

1 call to _exif_get_field_widget_retrieve_image_field_default_value()

exif_field_widget_settings_form in ./exif.module

Implements hook_widget_settings().

File

./exif.module, line 702

Code

function _exif_get_field_widget_retrieve_image_field_default_value(array $widget, array $image_fields) {
    $result = $widget['settings']['image_field'];
    if (empty($result)) {
        $temp = array_keys($image_fields);
        if (!empty($temp) && is_array($temp)) {
            $result = $temp[0];
        }
    }
    return $result;
}